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  1. using System;
  2.  
  3. public class Test
  4. {
  5. 	public static void Main()
  6. 	{
  7. 		Compound unknown = new Compound("Unknown");
  8.       unknown.Display();
  9.  
  10.       // Adapted chemical compounds
  11.       Compound water = new RichCompound("Water");
  12.       water.Display();
  13.  
  14.       Compound benzene = new RichCompound("Benzene");
  15.       benzene.Display();
  16.  
  17.       Compound ethanol = new RichCompound("Ethanol");
  18.       ethanol.Display();
  19.  
  20.       // Wait for user
  21.       Console.ReadKey();
  22. 	}
  23. }
  24.  
  25. class Compound
  26.   {
  27.     protected string _chemical;
  28.     protected float _boilingPoint;
  29.     protected float _meltingPoint;
  30.     protected double _molecularWeight;
  31.     protected string _molecularFormula;
  32.  
  33.     // Constructor
  34.     public Compound(string chemical)
  35.     {
  36.       this._chemical = chemical;
  37.     }
  38.  
  39.     public virtual void Display()
  40.     {
  41.       Console.WriteLine("\nCompound: {0} ------ ", _chemical);
  42.     }
  43.   }
  44.  
  45.   /// <summary>
  46.   /// The 'Adapter' class
  47.   /// </summary>
  48.   class RichCompound : Compound
  49.   {
  50.     private ChemicalDatabank _bank;
  51.  
  52.     // Constructor
  53.     public RichCompound(string name)
  54.       : base(name)
  55.     {
  56.     }
  57.  
  58.     public override void Display()
  59.     {
  60.       // The Adaptee
  61.       _bank = new ChemicalDatabank();
  62.  
  63.       _boilingPoint = _bank.GetCriticalPoint(_chemical, "B");
  64.       _meltingPoint = _bank.GetCriticalPoint(_chemical, "M");
  65.       _molecularWeight = _bank.GetMolecularWeight(_chemical);
  66.       _molecularFormula = _bank.GetMolecularStructure(_chemical);
  67.  
  68.       base.Display();
  69.       Console.WriteLine(" Formula: {0}", _molecularFormula);
  70.       Console.WriteLine(" Weight : {0}", _molecularWeight);
  71.       Console.WriteLine(" Melting Pt: {0}", _meltingPoint);
  72.       Console.WriteLine(" Boiling Pt: {0}", _boilingPoint);
  73.     }
  74.   }
  75.  
  76.   /// <summary>
  77.   /// The 'Adaptee' class
  78.   /// </summary>
  79.   class ChemicalDatabank
  80.   {
  81.     // The databank 'legacy API'
  82.     public float GetCriticalPoint(string compound, string point)
  83.     {
  84.       // Melting Point
  85.       if (point == "M")
  86.       {
  87.         switch (compound.ToLower())
  88.         {
  89.           case "water": return 0.0f;
  90.           case "benzene": return 5.5f;
  91.           case "ethanol": return -114.1f;
  92.           default: return 0f;
  93.         }
  94.       }
  95.       // Boiling Point
  96.       else
  97.       {
  98.         switch (compound.ToLower())
  99.         {
  100.           case "water": return 100.0f;
  101.           case "benzene": return 80.1f;
  102.           case "ethanol": return 78.3f;
  103.           default: return 0f;
  104.         }
  105.       }
  106.     }
  107.  
  108.     public string GetMolecularStructure(string compound)
  109.     {
  110.       switch (compound.ToLower())
  111.       {
  112.         case "water": return "H20";
  113.         case "benzene": return "C6H6";
  114.         case "ethanol": return "C2H5OH";
  115.         default: return "";
  116.       }
  117.     }
  118.  
  119.     public double GetMolecularWeight(string compound)
  120.     {
  121.       switch (compound.ToLower())
  122.       {
  123.         case "water": return 18.015;
  124.         case "benzene": return 78.1134;
  125.         case "ethanol": return 46.0688;
  126.         default: return 0d;
  127.       }
  128.     }
  129.   }
Success #stdin #stdout 0.03s 34000KB
comments (?)
stdin 
Standard input is empty
stdout 
Compound: Unknown ------ 

Compound: Water ------ 
 Formula: H20
 Weight : 18.015
 Melting Pt: 0
 Boiling Pt: 100

Compound: Benzene ------ 
 Formula: C6H6
 Weight : 78.1134
 Melting Pt: 5.5
 Boiling Pt: 80.1

Compound: Ethanol ------ 
 Formula: C2H5OH
 Weight : 46.0688
 Melting Pt: -114.1
 Boiling Pt: 78.3
https://ideone.com/ZZbwAE
language:
C# (gmcs 5.20.1)
created:
11 years ago
visibility:
public

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